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Mineral Index - A

• Arsenolith
  syn. of Arsenolite

• Arsenomarcasite
  syn. of Arsenopyrite

• Arsenomelan
  syn. of Dufrénoysite

• Arsenomelane
  syn. of Rathite

• Arsenomiargyrite (of Jaeger and van Klooster)
  syn. of Smithite

• Arsenopalladinite
  Triclinic
  Pd₈(As,Sb)₃

• Arsenopalladinite Group
  group name

• Arsenopirite
  syn. of Arsenopyrite

• Arsenopolybasite (of Frondel)
  syn. of Pearceite-T2ac

• Arsenopyrite
  Monoclinic
  FeAsS - (Fe_0.90Co_0.10)AsS

• Arsenopyrite Group
  group name

• Arsenosiderite
  syn. of Löllingite

• Arsenostibite
  syn. of Stibiconite

• Arsenosulvanite
  Arsenosulvanite-Sulvanite Series. Originally described from Lebedinoye Au Deposit (Nezametnyi Mine), Aldan, Aldan Shield, Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia.
  Isometric
  Cu₃(As,V)S₄

• Arsenosulvanite-Sulvanite Series
  a series between Arsenosulvanite and Sulvanite
  Monoclinic

• Arsenotellurite
  An uncertain mineral analysed by J.B.Hannay in 1873
  Te₂As₂S₇

• Arsenouranocircite
  syn. of Heinrichite

• Arsenovanmeersscheite
  Orthorhombic
  U⁴⁺(UO₂)₃(AsO₄)₂(OH)₂ · 4H₂O

• Arsenowaylandite
  Florencite group.
  Trigonal
  BiAl₃(AsO₄)₂(OH)₆

• Arsenphyllite
  syn. of Claudetite

• Arsenpolybasite
  syn. of Pearceite-T2ac

• Arsēns
  syn. of Arsenic

• Arsensaures Blei
  syn. of Mimetite

• Arsenschwefel
  A doubtful mineral. Originally reported from Solfatara di Pozzuoli, Pozzuoli, Phlegrean Fields, Naples Province, Campania, Italy.
  As₂S₃·H₂O

• Arsenstruvite
  The artificial Arsenate analogue of Struvite.
  NH₄MgAsO₄·6H₂O

• Arsensulfidglas
  syn. of Arsenic Sulphide Glass No. 1

• Arsensulfurite
  var. of Sulfurite
  Amorphous
  (S,As)₈

• Arsensulvanite
  syn. of Arsenosulvanite

• Arsenthorite
  A variety of thorite.

• Arsentsumebite
  Monoclinic
  Pb₂Cu[OH|SO₄|AsO₄]

• Arsenuran
  var. of Uraninite

• Arsenuranocircite
  syn. of Heinrichite

• Arsenuranospathite
  Tetragonal
  HAl(UO₂)₄(AsO₄)₄·40H₂O
• Arsenuranylite
  Orthorhombic
  Ca(UO₂)₄[(OH)₂|AsO₄]₂ · 6H₂O

• Arsenvanadinite
  syn. of Arsenatian Vanadinite

• Arsenwismut
  syn. of Arsenolamprite, Bismutite, Eulytine

• Arsenwismuth
  syn. of Bismutite

• Arsenwismutkupfererz
  syn. of Epigenite

• Arshinovite
  var. of Zircon

• Arsiniku
  syn. of Arsenic

• Arsnick
  syn. of Arsenic

• Arthurite
  Monoclinic
  CuFe³⁺₂[(OH,O)|(AsO₄,PO₄,SO₄)]₂ · 4H₂O

• Arthurite Group
  group name
  M²⁺M³⁺₂(TO₄)₂(OH)₂ · 4H₂O

• Artinite
  Monoclinic
  Mg₂[(OH)₂|CO₃] · 3H₂O
• Artroeite
  Triclinic
  Pb[AlF₃(OH)₂]

• Artseniko
  syn. of Arsenic

• Artsmithite
  Monoclinic
  (Hg-Hg)²⁺₂Al[(OH)_1+3x|(PO₄)_2-x] (x ≈ 0.26)
• Arupite
  Monoclinic
  Ni₃(PO₄)₂·8H₂O

• Arxento
  syn. of Silver

• Arzakite
  Originally reported from Arzak Hg occurrence (Arzakskoye), Uyuk Range, Pii-Khem District, Tuva Republic, Eastern-Siberian Region, Russia.
  Monoclinic
  Hg²⁺₃[(Br,Cl)₂|S₂]

• Arzakite-Lavrentievite Series
  a series between Arzakite and Lavrentievite
  Triclinic

• Arzén
  syn. of Arsenic

• Arzen
  syn. of Arsenic

• Arzrunite
  An uncertain mineral. Possibly a mixture. Originally reported from Buena Esperanza Mine, Challacollo, Iquique Province, Tarapacá Region, Chile.
  Orthorhombic
  near Cu₄Pb₂SO₄Cl₆(OH)₄·2H₂O

• Asbecasite
  Trigonal
  Ca₃(Ti,Sn⁴⁺)Be₂[(AsO₃)₃|SiO₄]₂

• Asbeferrite
  syn. of Manganocummingtonite

• Asbest
  syn. of Asbestos

• Asbestas
  syn. of Asbestos

• Asbesti
  syn. of Asbestos

• Asbestin
  syn. of Talc

• Asbestinite
  syn. of Asbestos

• Asbestite
  syn. of Asbestos

• Asbesto
  syn. of Asbestos

• Asbestoîde
  syn. of Asbestos

• Asbestos
  A fine fibrous form of (usually) amphibole or serpentine, it may consist of (for example) anthophyllite, tremolite, actinolite, crocidolite or chrysotile. See also Mountain Leather.

• Asbestus
  syn. of Asbestos

• Asbolan
  syn. of Cobaltian Wad

• Asbolane
  Hexagonal
  (Ni,Co)_2-xMn⁴⁺(O,OH)₄ · nH₂O

• Asbolano
  syn. of Asbolane

• Asbolite
  syn. of Cobaltian Wad

• Asbophite
  A doubtful variety of chrysotile-asbestos claimed to have optics and X-ray diffraction data distinct from Chrysotile. Originally reported from Bazhenovskoe deposit, Asbest, Sverdlovskaya Oblast', Urals Region, Russia.

• Ascanite
  syn. of Askanite

• Aschamalmite
  Monoclinic
  Pb₆Bi₂S₉

• Ascharite
  syn. of Szaibélyite

• Aschentrecker
  syn. of Tourmaline